Gopakumar.A and Lillykutty Jacob, "A Cluster Based Localization System for Ultra-Wideband Wireless Sensor Networks", The Third International conference on Wireless Communication and Sensor Networks (WCSN - 2007), December 13-15, 2007, IIIT-Allahabad

A Gopakumar and Lillykutty Jacob, "Localization in Ultra Wideband Sensor Networks using Tabu Search," The Third International Conference on Communication System software and Middleware, COMSWARE 2008, Bangalore, India, Jan. 2008

Cibile K K, Sameer S M, and Lillykutty Jacob, "Exploiting Second Order Statistics of the Received Signals in AF Relay Cooperative Network for Compound Channel Estimation," 2012 International Conference on Advances in Computing, Communications and Informatics (ICACCI-2012), Chennai, August 2012.